UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RUDY4UO1FCLGiGcu0MFXFXfqUmOBFiMr7dslJyEoVy0=' 
WHERE 
  key_id = '8c9627a88f08f6fb888a8f87752b666c5e02aa3af0981219906ec6e905d430fe' 
  AND (
    token = 'RUDY4UO1FCLGiGcu0MFXFXfqUmOBFiMr7dslJyEoVy0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )